Allow unused rules in the testsuite where the lint triggers

src/test/ui/consts/const-float-bits-conv.rs

@@ -3,6 +3,7 @@
 
 #![feature(const_float_bits_conv)]
 #![feature(const_float_classify)]
+#![allow(unused_macro_rules)]
 
 // Don't promote
 const fn nop<T>(x: T) -> T { x }

src/test/ui/macros/issue-41803.rs

@@ -1,4 +1,6 @@
 // run-pass
+#![allow(unused_macro_rules)]
+
 /// A compile-time map from identifiers to arbitrary (heterogeneous) expressions
 macro_rules! ident_map {
     ( $name:ident = { $($key:ident => $e:expr,)* } ) => {

src/test/ui/macros/issue-52169.rs

@@ -1,5 +1,6 @@
 // run-pass
 
+#[allow(unused_macro_rules)]
 macro_rules! a {
     ($i:literal) => { "right" };
     ($i:tt) => { "wrong" };

src/test/ui/macros/macro-first-set.rs

@@ -1,4 +1,5 @@
 // run-pass
+#![allow(unused_macro_rules)]
 
 //{{{ issue 40569 ==============================================================
 

src/test/ui/macros/macro-literal.rs

@@ -21,6 +21,7 @@ macro_rules! only_expr {
     };
 }
 
+#[allow(unused_macro_rules)]
 macro_rules! mtester_dbg {
     ($l:literal) => {
         &format!("macro caught literal: {:?}", $l)

src/test/ui/macros/macro-pub-matcher.rs

@@ -1,5 +1,5 @@
 // run-pass
-#![allow(dead_code, unused_imports)]
+#![allow(dead_code, unused_imports, unused_macro_rules)]
 #![feature(crate_visibility_modifier)]
 
 /**

src/test/ui/macros/stmt_expr_attr_macro_parse.rs

@@ -1,4 +1,6 @@
 // run-pass
+#![allow(unused_macro_rules)]
+
 macro_rules! m {
     ($e:expr) => {
         "expr includes attr"

src/test/ui/macros/type-macros-hlist.rs

@@ -1,4 +1,6 @@
 // run-pass
+#![allow(unused_macro_rules)]
+
 use std::ops::*;
 
 #[derive(Copy, Clone, Debug, Eq, Ord, PartialEq, PartialOrd)]

src/test/ui/parser/issues/issue-65846-rollback-gating-failing-matcher.rs

@@ -3,6 +3,7 @@
 // Test that failing macro matchers will not cause pre-expansion errors
 // even though they use a feature that is pre-expansion gated.
 
+#[allow(unused_macro_rules)]
 macro_rules! m {
     ($e:expr) => { 0 }; // This fails on the input below due to `, foo`.
     ($e:expr,) => { 1 }; // This also fails to match due to `foo`.

src/test/ui/rust-2018/async-ident.fixed

@@ -1,4 +1,4 @@
-#![allow(dead_code, unused_variables, non_camel_case_types, non_upper_case_globals)]
+#![allow(dead_code, unused_variables, unused_macro_rules, bad_style)]
 #![deny(keyword_idents)]
 
 // edition:2015

src/test/ui/rust-2018/async-ident.rs

@@ -1,4 +1,4 @@
-#![allow(dead_code, unused_variables, non_camel_case_types, non_upper_case_globals)]
+#![allow(dead_code, unused_variables, unused_macro_rules, bad_style)]
 #![deny(keyword_idents)]
 
 // edition:2015